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Python:如何获取文件夹名称的文件夹路径?

[英]Python : how to get path to a folder knowing folder name?

Knowing the name of my folder "folder_name",知道我的文件夹名称“folder_name”,

how can i easily get in python (script not in the same folder) the absolute path "/home/user/../path/to/../folder_name" ?我怎样才能轻松地进入python(脚本不在同一文件夹中)绝对路径“/home/user/../path/to/../folder_name”?

import os

directory = os.path.dirname(__file__)
file_path = os.path.join(directory, './filename.extension')
print(file_path)

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